The fully abrasive finish and 135-degree splitting point removes debris and particles faster, and it also provides powerful penetration of metal, plastic, wood and other hard surfaces.
The drill set includes 5 different sizes of drill bits to suit your needs: 3/32inch, 1/8inch, 3/16inch, 1/4inch, 5/16inch.This drill set is more suitable for working with plastics and wood, and can also be used on hard metals.